The Indicator,liquid Quantity, cataloged under National Stock Number 6680-00-012-4154, is classified within Federal Supply Class 6680 (Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Rochester Sensors, Llc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-00-012-4154 |
| Primary Part Number | 6781-00000 |
| Item Name | Indicator,liquid Quantity |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Rochester Sensors, Llc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 UNTHREADED HOLE(S) |
| Illumination Color Generation Method | INTEGRAL LIGHT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 6781-00000 PRIMARY | Rochester Sensors, Llc (USA) |
| MC8455 | Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace (USA) |
| Reference | Meaning |
|---|---|
| 3602-40 | 5/9 Secondary reference Rochester Sensors, Llc |
NSN 6680-00-012-4154 is a Indicator,liquid Quantity, manufactured by Rochester Sensors, Llc, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-00-012-4154 has 2 manufacturer part numbers on file: 6781-00000 (Rochester Sensors, Llc), MC8455 (Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace).
2 possible matches (shared part number, not a government interchangeability claim): 5330-00-338-3840, 5905-01-270-1692. Verify interchangeability with system specifications before substitution.
Key specifications for 6781-00000: Mounting Facility Type and Quantity: 1 UNTHREADED HOLE(S); Illumination Color Generation Method: INTEGRAL LIGHT. 2 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.